SIANIPAR, Rimma. Combination of Project-based Learning and Flipped Classroom (PjBL-FC) Models on Student Learning Achievement: Meta-Analysis Study. International Journal Of Education And Social Research (IJESR), [S. l.], v. 3, n. 2, p. 18–25, 2025. DOI: 10.62017/ijesr.v3i2.86. Disponível em: https://ejournal.internasional.org/index.php/ijesr/article/view/86.. Acesso em: 13 sep. 2025.